Advertisements
Advertisements
Question
Define Radius of curvature of the spherical mirror
Advertisements
Solution
The distance between the centre of curvature and between the centre of curvature and pole. It is measured in meter or cm.
APPEARS IN
RELATED QUESTIONS
Explain the following term related to spherical lenses:- principal axis
Explain the following term related to spherical lenses:- aperture
Write the mirror formula. Give the meaning of each symbol which occurs in it.
Name the spherical mirror which can produce a real and diminished image of an object.
The shiny outer surface of a hollow sphere of aluminium of radius 50 cm is to be used as a mirror:
State whether this spherical mirror will diverge or converge light rays.
Name the kind of mirror used to obtain
(a) a real and enlarged image
(b) a virtual and enlarged image
(c) a real and diminished image, and
(d) a virtual and diminished image.
Complete the following diagrams in Figure by drawing the reflected rays for the incident rays 1 and 2.
What type of mirror can be used to obtain a real image of an object?
Name the kind of mirror used to obtain :
A real and enlarged image
(a) When a concave mirror is used as a shaving mirror, where is the person's face in relation to the focus of mirror?
(b) State three characteristics of the image seen in part (a).
The radius of curvature of a convex mirror is 40 cm. Find its focal length.
An object of height 2 cm is placed at a distance of 20 cm in front of a concave mirror of a focal length of 12 cm. Find the position, size, and nature of the image.
Answer the following question:
Distinguish between the convex mirror and the concave mirror.
Define the following term:
convex mirror
The diagram below shows the parallel rays incident on a convex mirror. C is the centre of the curvature of the mirror. By drawing the paths of the reflected rays, label the focus F and hence find the focal length of the mirror.
An object is placed at a distance of 0.25 m
in front of a plane mirror. The distance between the object and image will be ______.
